/*
 * @Description: jishupu-admin-template
 * @Author: 技术铺<jishupu@qq.com>
 * @Date: 2021-11-17
 */
// 数据字典
import DictionaryService from '@/utils/dictionary-service'

// import parseTime, formatTime and set to filter
export { parseTime, formatTime } from '@/utils'

/**
 * Show plural label if time is plural number
 * @param {number} time
 * @param {string} label
 * @return {string}
 */
function pluralize(time, label) {
  if (time === 1) {
    return time + label
  }
  return time + label + 's'
}

/**
 * @param {number} time
 */
export function timeAgo(time) {
  const between = Date.now() / 1000 - Number(time)
  if (between < 3600) {
    return pluralize(~~(between / 60), ' minute')
  } else if (between < 86400) {
    return pluralize(~~(between / 3600), ' hour')
  } else {
    return pluralize(~~(between / 86400), ' day')
  }
}

/**
 * Number formatting
 * like 10000 => 10k
 * @param {number} num
 * @param {number} digits
 */
export function numberFormatter(num, digits) {
  const si = [
    { value: 1E18, symbol: 'E' },
    { value: 1E15, symbol: 'P' },
    { value: 1E12, symbol: 'T' },
    { value: 1E9, symbol: 'G' },
    { value: 1E6, symbol: 'M' },
    { value: 1E3, symbol: 'k' }
  ]
  for (let i = 0; i < si.length; i++) {
    if (num >= si[i].value) {
      return (num / si[i].value).toFixed(digits).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol
    }
  }
  return num.toString()
}

/**
 * 10000 => "10,000"
 * @param {number} num
 */
export function toThousandFilter(num) {
  return (+num || 0).toString().replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ','))
}

/**
 * Upper case first char
 * @param {String} string
 */
export function uppercaseFirst(string) {
  return string.charAt(0).toUpperCase() + string.slice(1)
}

/**
 * 转换为字典选项名
 * @param {Number} dictionaryItems_value 选项数值
 * @param {String} id_name 英文标识
 * @returns
 */
export function paraseDictionaryItemName(dictionaryItems_value, id_name) {
  const dictionary = new DictionaryService()
  return dictionary.getItemName(id_name, dictionaryItems_value)
}

/**
 * Unicode转中文汉字、ASCII转换Unicode
 * @param {String} str
 * @returns {String}
 */
export function reconvert(str) {
  str = str.replace(/(\\u)(\w{1,4})/gi, function($0) {
    return (String.fromCharCode(parseInt((escape($0).replace(/(%5Cu)(\w{1,4})/g, '$2')), 16)))
  })
  str = str.replace(/(&#x)(\w{1,4});/gi, function($0) {
    return String.fromCharCode(parseInt(escape($0).replace(/(%26%23x)(\w{1,4})(%3B)/g, '$2'), 16))
  })
  str = str.replace(/(&#)(\d{1,6});/gi, function($0) {
    return String.fromCharCode(parseInt(escape($0).replace(/(%26%23)(\d{1,6})(%3B)/g, '$2')))
  })

  return str
}
